Loriann Graham, 41, of Newfoundland, is charged with one count of retail theft.
According to court papers, Walmart security spotted Graham put a vacuum cleaner in her shopping cart and then take it to customer service and try to "return" it.
When Graham was unable to show a receipt for the vacuum, she tried to leave the store. Security guards stopped her before she reached the exit.
Graham was arraigned before on-duty District Judge Gay Elwell in Easton. She was free on $10,000 unsecured bail.